xref: /netbsd-src/lib/libc/locale/multibyte_c90.c (revision c2f76ff004a2cb67efe5b12d97bd3ef7fe89e18d)
1 /*	$NetBSD: multibyte_c90.c,v 1.8 2010/06/13 04:14:57 tnozaki Exp $	*/
2 
3 /*-
4  * Copyright (c)2002, 2008 Citrus Project,
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #include <sys/cdefs.h>
30 #if defined(LIBC_SCCS) && !defined(lint)
31 __RCSID("$NetBSD: multibyte_c90.c,v 1.8 2010/06/13 04:14:57 tnozaki Exp $");
32 #endif /* LIBC_SCCS and not lint */
33 
34 #include <sys/types.h>
35 #include <assert.h>
36 #include <errno.h>
37 #include <langinfo.h>
38 #define __SETLOCALE_SOURCE__
39 #include <locale.h>
40 #include <stdlib.h>
41 #include <wchar.h>
42 
43 #include "setlocale_local.h"
44 
45 #include "citrus_module.h"
46 #include "citrus_ctype.h"
47 #include "runetype_local.h"
48 
49 #define _RUNE_LOCALE() \
50     ((_RuneLocale *)(*_current_locale())->part_impl[(size_t)LC_CTYPE])
51 
52 #define _CITRUS_CTYPE() \
53     (_RUNE_LOCALE()->rl_citrus_ctype)
54 
55 int
56 mblen(const char *s, size_t n)
57 {
58 	int ret;
59 	int err0;
60 
61 	err0 = _citrus_ctype_mblen(_CITRUS_CTYPE(), s, n, &ret);
62 	if (err0)
63 		errno = err0;
64 
65 	return ret;
66 }
67 
68 size_t
69 mbstowcs(wchar_t *pwcs, const char *s, size_t n)
70 {
71 	size_t ret;
72 	int err0;
73 
74 	err0 = _citrus_ctype_mbstowcs(_CITRUS_CTYPE(), pwcs, s, n, &ret);
75 	if (err0)
76 		errno = err0;
77 
78 	return ret;
79 }
80 
81 int
82 mbtowc(wchar_t *pw, const char *s, size_t n)
83 {
84 	int ret;
85 	int err0;
86 
87 	err0 = _citrus_ctype_mbtowc(_CITRUS_CTYPE(), pw, s, n, &ret);
88 	if (err0)
89 		errno = err0;
90 
91 	return ret;
92 }
93 
94 size_t
95 wcstombs(char *s, const wchar_t *wcs, size_t n)
96 {
97 	size_t ret;
98 	int err0;
99 
100 	err0 = _citrus_ctype_wcstombs(_CITRUS_CTYPE(), s, wcs, n, &ret);
101 	if (err0)
102 		errno = err0;
103 
104 	return ret;
105 }
106 
107 int
108 wctomb(char *s, wchar_t wc)
109 {
110 	int ret;
111 	int err0;
112 
113 	err0 = _citrus_ctype_wctomb(_CITRUS_CTYPE(), s, wc, &ret);
114 	if (err0)
115 		errno = err0;
116 
117 	return ret;
118 }
119